List of all scams.

We have a lot of scams, new scams and old scams.
Here a little list of scams:

Opskins Scam.
MiddleMan Scam.
Fake Trade site Scam.
Fake gamble site Scam.
Dota 2 Item Scam.
PayPal / Bitcoins Scam.
Other Inventory Scam.
Wallet Code Scam.
Prizebot Scam.
Fake OPskins BOT Scam. (Or other website BOTS)
Duplicate Scam.